<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <title>CSS Test: Border-top-width using 'em' units with a minimum plus one value, 1em</title>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
        <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-06-24 -->
        <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#propdef-border-top-width" />
        <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#border-width-properties" />
        <link rel="match" href="border-bottom-width-069-ref.xht" />

        <meta name="flags" content="ahem" />
        <meta name="assert" content="The 'border-top-width' property supports a minimum plus one length value in 'em' units that sets the width of the top border." />
        <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
        <style type="text/css">
            div
            {
                font: 20px/1 Ahem;
            }
            #wrapper
            {
                background: red;
                height: 1em;
            }
            #test
            {
                border-top-style: solid;
                border-top-width: 1em;
                height: 0;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there is a wide black stripe and <strong>no red</strong>.</p>
        <div id="wrapper">
            <div id="test"></div>
        </div>
    </body>
</html>